Home / 19,519.66-29,254.98-8,413.35

Finding the Fourth Proportional to 19,519.66, 29,254.98 and 8,413.35

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Solution

The fourth proportional to 19,519.66, 29,254.98 and 8,413.35 is: 12,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.66 : 29,254.98 = 8,413.35 : x
  2. Step 2: Convert to fraction form
    19,519.66/29,254.98 = 8,413.35/x
  3. Step 3: Cross multiply
    19,519.66x = 29,254.98 × 8,413.35
  4. Step 4: Simplify right side
    19,519.66x = 246,132,385.98
  5. Step 5: Solve for x
    x = 246,132,385.98/19,519.66
  6. Step 6: Final answer
    x = 12,609.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.